1 #include <msp/strings/utils.h>
10 Condition::Condition(Package &p, const string &expr):
13 vector<string> parts=split(expr);
15 for(vector<string>::iterator i=parts.begin(); i!=parts.end(); ++i)
20 unsigned token=i->find_first_of("=!");
21 if(token==string::npos)
22 expression.insert(StringMap::value_type(*i, "!0"));
23 else if(token==0 && (*i)[0]=='!')
24 expression.insert(StringMap::value_type(*i, "=0"));
26 expression.insert(StringMap::value_type(i->substr(0, token), i->substr(token)));
30 void Condition::resolve_refs()
32 for(PkgRefList::iterator i=requires.begin(); i!=requires.end(); ++i)
36 bool Condition::eval()
38 const Config &conf=pkg.get_config();
41 for(StringMap::iterator i=expression.begin(); i!=expression.end(); ++i)
43 bool neg=(i->second[0]=='!');
48 if((conf.get_option(i->first).value==i->second.substr(start))==neg)
56 Condition::Loader::Loader(Condition &c):
59 add("require", &Loader::require);
60 add("build_info", &Loader::build_info);
63 void Condition::Loader::require(const string &pkg)
65 cond.requires.push_back(PackageRef(cond.pkg.get_builder(), pkg));
68 void Condition::Loader::build_info()
70 load_sub(cond.build_info);